Round Rock is located in Texas. Round Rock, Texas 78681has a population of 116,369. Round Rock 78681 is more family-centric than the surrounding county with 47.57% of the households containing married families with children. The county average for households married with children is 41.67%.
The median household income in Round Rock, Texas 78681 is $76,295. The median household income for the surrounding county is $79,123 compared to the national median of $57,652. The median age of people living in Round Rock 78681 is 33.9 years.
The average high temperature in July is 94.7 degrees, with an average low temperature in January of 36.7 degrees. The average rainfall is approximately 35.1 inches per year, with 0 inches of snow per year.